Dinol
[化] 重氮硝基酚
🗣️ 情景例句
She's nine years old.
她九岁。
The basketball championship is exciting.
那次篮球冠军赛真激动人心。
If we could actually see the path described by a particle,such as a sand grain in the rock,
假如我们真能看到的运动轨迹，诸如岩石中一个沙粒分子